398850816

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 216

約数和(自身を含む): 1316663040

約数和(自身を除く): 917812224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 169, 182, 192, 208, 224, 256, 273, 312, 336, 338, 364, 384, 416, 439, 448, 507, 546, 624, 672, 676, 728, 768, 832, 878, 896, 1014, 1092, 1183, 1248, 1317, 1344, 1352, 1456, 1664, 1756, 1792, 2028, 2184, 2366, 2496, 2634, 2688, 2704, 2912, 3073, 3328, 3512, 3549, 4056, 4368, 4732, 4992, 5268, 5376, 5408, 5707, 5824, 6146, 7024, 7098, 8112, 8736, 9219, 9464, 9984, 10536, 10816, 11414, 11648, 12292, 14048, 14196, 16224, 17121, 17472, 18438, 18928, 21072, 21632, 22828, 23296, 24584, 28096, 28392, 32448, 34242, 34944, 36876, 37856, 39949, 42144, 43264, 45656, 49168, 56192, 56784, 64896, 68484, 69888, 73752, 74191, 75712, 79898, 84288, 91312, 98336, 112384, 113568, 119847, 129792, 136968, 147504, 148382, 151424, 159796, 168576, 182624, 196672, 222573, 227136, 239694, 273936, 295008, 296764, 302848, 319592, 337152, 365248, 393344, 445146, 454272, 479388, 519337, 547872, 590016, 593528, 639184, 730496, 786688, 890292, 908544, 958776, 1038674, 1095744, 1180032, 1187056, 1278368, 1460992, 1558011, 1780584, 1917552, 2077348, 2191488, 2360064, 2374112, 2556736, 3116022, 3561168, 3835104, 4154696, 4382976, 4748224, 5113472, 6232044, 7122336, 7670208, 8309392, 9496448, 10226944, 12464088, 14244672, 15340416, 16618784, 18992896, 24928176, 28489344, 30680832, 33237568, 49856352, 56978688, 66475136, 99712704, 132950272, 199425408, 398850816]

約数ペア:

[(1, 398850816), (2, 199425408), (3, 132950272), (4, 99712704), (6, 66475136), (7, 56978688), (8, 49856352), (12, 33237568), (13, 30680832), (14, 28489344), (16, 24928176), (21, 18992896), (24, 16618784), (26, 15340416), (28, 14244672), (32, 12464088), (39, 10226944), (42, 9496448), (48, 8309392), (52, 7670208), (56, 7122336), (64, 6232044), (78, 5113472), (84, 4748224), (91, 4382976), (96, 4154696), (104, 3835104), (112, 3561168), (128, 3116022), (156, 2556736), (168, 2374112), (169, 2360064), (182, 2191488), (192, 2077348), (208, 1917552), (224, 1780584), (256, 1558011), (273, 1460992), (312, 1278368), (336, 1187056), (338, 1180032), (364, 1095744), (384, 1038674), (416, 958776), (439, 908544), (448, 890292), (507, 786688), (546, 730496), (624, 639184), (672, 593528), (676, 590016), (728, 547872), (768, 519337), (832, 479388), (878, 454272), (896, 445146), (1014, 393344), (1092, 365248), (1183, 337152), (1248, 319592), (1317, 302848), (1344, 296764), (1352, 295008), (1456, 273936), (1664, 239694), (1756, 227136), (1792, 222573), (2028, 196672), (2184, 182624), (2366, 168576), (2496, 159796), (2634, 151424), (2688, 148382), (2704, 147504), (2912, 136968), (3073, 129792), (3328, 119847), (3512, 113568), (3549, 112384), (4056, 98336), (4368, 91312), (4732, 84288), (4992, 79898), (5268, 75712), (5376, 74191), (5408, 73752), (5707, 69888), (5824, 68484), (6146, 64896), (7024, 56784), (7098, 56192), (8112, 49168), (8736, 45656), (9219, 43264), (9464, 42144), (9984, 39949), (10536, 37856), (10816, 36876), (11414, 34944), (11648, 34242), (12292, 32448), (14048, 28392), (14196, 28096), (16224, 24584), (17121, 23296), (17472, 22828), (18438, 21632), (18928, 21072)]